12th Street Asset Management portfolio
Concentrated managerInvestment firmPortfolio as of Jun 30, 2026 (Q2 2026) · filed with the SEC on Aug 13, 2026 · data updated on Nov 5, 2026 · Q2 2026 13F (filing) ↗ · all its 13F filings ↗
A 13F shows the portfolio at quarter-end and is filed up to 45 days later: these are not real-time positions and they may have changed.
12th Street Asset Management reported a $702M portfolio of 32 positions to the SEC as of the end of Q2 2026. Its largest positions are BIL, CLH, PNFP. During the quarter it opened Pool and Ss&c Technologies Holdings and exited First Horizon.
Sections with a free account
What changed this quarter
31 positions with a change (4 new, 11 added to, 12 trimmed, 4 sold). 12 are listed here: those of 0.5 points of the portfolio or more (up to 12).
- Pool+3.5 ppof portfolioNew— → 3.5%
- Ss&c Technologies Holdings+3.0 ppof portfolioNew— → 3.0%
- LKQ−48%fewer sharesReduced6.7% → 2.7%
- First Horizon−2.3 ppof portfolioSold out2.6% → —
- State Street SPDR BB 1-3m T-bill ETF+37%more sharesIncreased6.1% → 7.3%
- Marten Transport+1.9 ppof portfolioNew— → 1.9%
- Clean Harbors−19%fewer sharesReduced9.6% → 7.1%
- SiteOne Landscape Supply+1.2 ppof portfolioNew— → 1.2%
- Healthequity+37%more sharesIncreased3.4% → 4.4%
- Ciena−26%fewer sharesReduced4.0% → 3.3%
- StoneX Group−35%fewer sharesReduced2.5% → 2.0%
- Dycom Industries−20%fewer sharesReduced3.8% → 4.0%
The figure on the right: for positions added to or trimmed, the change in the number of shares (%); for new and sold ones, the points of the portfolio moved (pp). Below, the portfolio weight before → after. Traded weight: what it bought or sold, excluding price effects.
Top holdings
- State Street SPDR BB 1-3m T-bill ETFBIL7.3%
- Clean HarborsCLH7.1%
- Pinnacle Financial PartnersPNFP6.2%
- Knight-Swift Transportation HoldingsKNX6.1%
- KirbyKEX5.7%
- CRH publicCRH5.1%
- Somnigroup InternationalSGI4.6%
- HealthequityHQY4.4%
- BrunswickBC4.4%
- Dell TechnologiesDELL4.3%
- Dycom IndustriesDY4.0%
- RB GlobalRBA3.7%
- POOLPOOL3.5%
- CienaCIEN3.3%
- AutoZoneAZO3.0%
“Since”: first quarter of the current run, unbroken until today. In the details, prices are the quarter-end prices of the quarters in which it added shares, per the 13F. The manager may have bought at any price within each quarter; the SEC only publishes the value at quarter end.
Portfolio by sector
- ● Industrials 37%
- ● Consumer Discretionary 20%
- ● Information Technology 11%
- ● Financials 11%
- ● No sector 7%
- ● Materials 7%
- ● Health Care 5%
- ● Energy 1%
How its portfolio changed (8 quarters)
Q2 2026: 32
Q2 2026: 55%
Q2 2026: 14.9%
Traded turnover: the weight it bought plus the weight it sold in the quarter, divided by two, excluding price moves. The plain “turnover” in the header does include that effect. With a free account: the full history and sectors over time.
Stakes above 5% (13D/13G)
Companies where this filer reported holding 5% or more of the shares. It is the figure from its latest filing on each one; history since December 2024.
How we classify it
Investment firm, per its Form ADV of Feb 24, 2026 (medium confidence).
The data, as reported: 12TH STREET ASSET MANAGEMENT (CRD 153528): Mixed client base, discretionary; 5.D assets by client type: pension plans 48%, high net worth 42%, pooled vehicles 10% (of $622M); 5.F 522 accounts, 0% non-discretionary; 5.D 522 clients, 517 individuals
The type comes from a rule applied to that data. If it looks wrong, tell us.
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